27055533 has 4 divisors (see below), whose sum is σ = 36074048. Its totient is φ = 18037020.

The previous prime is 27055507. The next prime is 27055537. The reversal of 27055533 is 33555072.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 27055533 - 2⁸ = 27055277 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27055533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27055537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4509253 + ... + 4509258.

It is an arithmetic number, because the mean of its divisors is an integer number (9018512).

Almost surely, 2^27055533 is an apocalyptic number.

It is an amenable number.

27055533 is a deficient number, since it is larger than the sum of its proper divisors (9018515).

27055533 is an equidigital number, since it uses as much as digits as its factorization.

27055533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9018514.

The product of its (nonzero) digits is 15750, while the sum is 30.

The square root of 27055533 is about 5201.4933432621. The cubic root of 27055533 is about 300.2055369275.

The spelling of 27055533 in words is "twenty-seven million, fifty-five thousand, five hundred thirty-three".